1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
NemiM [27]
3 years ago
9

Balance this equation. CH4 + _O2 --> _CO2 + _H20

Chemistry
1 answer:
drek231 [11]3 years ago
5 0
The answer is

CH4 + 2 O2 --> CO2 + 2 H20
You might be interested in
How many moles of helium gas are contained in a 4.0 L flask at STP
Ratling [72]
First, you convert liters to moles. 
Usually you have to go to grams but this is STP.

Get moles directly by dividing the 4 by STP (22.4)
\frac{4}{22.4} =0.17857142857
About 1.8*10^{-1} or 0.18 moles whichever your teacher prefers

3 0
3 years ago
In a boys hostel, 1206 eggs were bought for breakfast for the students. How many moles of eggs does this represent?
Evgen [1.6K]

Answer:

6.022×1023

Here, it has been asked how many eggs are in one mole of eggs. The eggs represent the unit which can be atom, ion or molecule. So by the definition of mole, 6.022×1023number of eggs are present in one mole of eggs.

8 0
2 years ago
Suggest two ways to liquefy the gases.
aleksandr82 [10.1K]
There are two ways to liquefy a gas:

-- Increase the pressure on it.

-- Lower its temperature.

The liquefication is faster and easier if you do both.
3 0
3 years ago
How many mL of a 4% mass/volume Mg(NO3)2 solution would contain 1.2 grams of magnesium nitrate?
Phoenix [80]
4% mass / volume :

4 g ---------> 100 mL
1.2 g ------- ? mL

V = 1.2 * 100 / 4

V = 120 / 4

V = 30 mL

hope this helps!

7 0
3 years ago
The standard Gibbs free energy of formation of ________ is zero. (
zvonat [6]
The standard Gibbs free energy of formation ΔGf° of Rb(s), H2(g) and Pb(s) are all zero. Similar to enthalpies of formation, the values of the standard Gibbs energies of formation are zero for the elements in their most stable forms at room conditions 298 Kelvin and one atmosphere pressure.
6 0
3 years ago
Other questions:
  • Ammonia has been studied as an alternative "clean" fuel for internal combustion engines, since its reaction with oxygen produces
    5·1 answer
  • What is a hypothesis
    10·2 answers
  • How does chemistry affect the food you eat
    12·1 answer
  • Which of the following are NOT steps for balancing chemical equations?
    10·1 answer
  • What is the answer to this because I'm clueless?
    13·1 answer
  • many cars have gas filled shock absorbers to give the car and it’s occupants a smooth ride. if a four passenger is loaded with f
    14·1 answer
  • A plane flying at 250 mph for 5 hours. how far did the plane fly? <br><br> will give brainliest
    12·2 answers
  • 8. How many moles of carbon dioxide are there in 52.06 g of carbon dioxide?
    15·2 answers
  • I need help with this! I don't fully understand it
    15·1 answer
  • A block of ice is placed outside on a hot summer dayDescribe the changes in particle motion and the corresponding changes in ene
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!